cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A373603 The second smallest k such that A003415(k) == A276086(k) mod A002110(n), or -1 if no such k exists, where A003415 is the arithmetic derivative, A276086 is the primorial base exp-function, and A002110 gives the n-th primorial.

Table of values

n a(n)
1 2
2 9
3 26
4 122
5 1382
6 21446
7 204566
8 9699686
9 90387605

List of values

[2, 9, 26, 122, 1382, 21446, 204566, 9699686, 90387605]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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